//
//  CityTableViewController.m
//  objective_c_language
//
//  Created by 龙 on 2018/5/26.
//  Copyright © 2018年 longlong. All rights reserved.
//
#define CellIdentifer @"UITableViewCell"
#define HeaderIdentifer @"CityTableSectionHeadeView"

#import "CityTableViewController.h"
#import "CityTableSectionHeadeView.h"

@interface CityTableViewController ()
@property (nonatomic ,strong) NSMutableArray<CityListModel *> *dataArray;
@end

@implementation CityTableViewController

- (instancetype)init
{
    return [self initWithStyle:UITableViewStyleGrouped];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    
    // Uncomment the following line to preserve selection between presentations.
    // self.clearsSelectionOnViewWillAppear = NO;
    // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
    // self.navigationItem.rightBarButtonItem = self.editButtonItem;
    [self.tableView registerClass:[UITableViewCell class] forCellReuseIdentifier:CellIdentifer];
    [self.tableView registerClass:[CityTableSectionHeadeView class] forHeaderFooterViewReuseIdentifier:HeaderIdentifer];
    self.tableView.rowHeight = 50.0f;
    [self loadRequestData];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return self.dataArray.count;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return self.dataArray[section].subCity.count;
}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{
    return 30.0f;
}

- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section
{
    return 0.01f;
}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section
{
    CityTableSectionHeadeView *headerView = [tableView dequeueReusableHeaderFooterViewWithIdentifier:HeaderIdentifer];
    headerView.textLabel.text = self.dataArray[section].name;
    return headerView;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifer forIndexPath:indexPath];
    
    cell.textLabel.text = self.dataArray[indexPath.section].subCity[indexPath.row].name;
    
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
}

/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/

/*
// Override to support editing the table view.
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
    if (editingStyle == UITableViewCellEditingStyleDelete) {
        // Delete the row from the data source
        [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];
    } else if (editingStyle == UITableViewCellEditingStyleInsert) {
        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
    }   
}
*/

/*
// Override to support rearranging the table view.
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath {
}
*/

/*
// Override to support conditional rearranging of the table view.
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath {
    // Return NO if you do not want the item to be re-orderable.
    return YES;
}
*/

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

#pragma mark - Network Request

- (void)loadRequestData
{
    __weak typeof(self) weakSelf = self;
    [HttpManager requestCityListSuccess:^(NSMutableArray<CityListModel *> *cityArray) {
        weakSelf.dataArray = cityArray;
        [weakSelf.tableView reloadData];
    } failure:^(NSError *error) {
        
    }];
}

@end
